Timestamp Converter
Convert Unix timestamps to human-readable dates and back.
Unix Timestamp (Seconds)
ISO 8601 Date
💡 Timezone: Unix timestamps are seconds since Jan 1, 1970 UTC.
Both fields convert automatically as you type. Click "Now" for current timestamp or date.
About Timestamp Converter
Timestamp Converter translates Unix epoch timestamps (seconds or milliseconds since January 1, 1970) into human-readable dates and times, and converts dates back to timestamps. This is an everyday tool for developers working with database records, log files, JWT expiry fields, or any system that stores time as a number. Results are shown in both UTC and your local timezone.
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Frequently Asked Questions
Is Timestamp Converter free?
Yes, completely free. No signup, no account, no usage limits. Use it as much as you need.
Is my data secure?
All processing happens directly in your browser using JavaScript. Your data is never sent to any server, stored, or shared. It stays entirely on your device.
How do I tell whether a timestamp is in seconds or milliseconds?
Unix timestamps in seconds are currently 10 digits long (around 1,700,000,000). Millisecond timestamps are 13 digits. The tool auto-detects which unit your input is in.
Can I convert a specific date and time to a timestamp?
Yes. Enter a date and time using the date picker or type it in ISO 8601 format and the tool will output the corresponding Unix timestamp.